【UE开关J400K-456-JT1010-XC004-】型号代表的含义
西安秦控 http://www.xaqksm.com 张工
差压开关由2个膜盒腔组成，两个腔体分别由两片密封膜片和一片感差压膜片密封。
高压和低压分别进入差压开关的高压腔和低压腔，感受到的差压使感压膜片形变，
通过栏杆弹簧等机械结构，终启动上端的微动开关，使电信号输出。
UE400系列开关特点：
双点和三点设定提供多点的输出
一、二或三个开关量输出，设定点的范围内可分别设定
环氧树脂外壳设计满足 NEMA 4X 要求
多种膜片可供选择，如316SS，黄铜，丁晴橡胶和Teflon
选择参照标度或旋转螺杆调整设定点
范围差压：1”wcd 压差to 200psid(0mbar to 13.8bar)
J400 K系列差压：
J400K-127、J400K-128、J400K-129、J400K-130、J400K-131、J400K-132、J400K-133、J400K-134、J400K-135、J400K-136、
J400K-137、J400K-138、J400K-139、J400K-140、J400K-141、J400K-142、J400K-143、J400K-144、J400K-145、J400K-146、J400K-147、J400K-148、J400K-149、J400K-150、J400K-151、J400K-152、J400K-153、J400K-154、J400K-155、J400K-156、J400K-157；
J400K-232、J400K-233、J400K-234、J400K-235、J400K-236、J400K-237、J400K-238、J400K-239、J400K-240、J400K-241、J400K-242、J400K-243、J400K-244、J400K-245、J400K-246、J400K-247、J400K-248、J400K-249、J400K-250、J400K-251、J400K-252、J400K-253、J400K-254；
J400K-S127B、J400K-S128B、J400K-S129B、J400K-S130B、J400K-S131B、J400K-S132B、J400K-S133B、J400K-S134B、J400K-S144B、J400K-S145B、J400K-S146B、J400K-S147B、J400K-S148B、J400K-S149B、J400K-S150B、J400K-S151B、J400K-S152B、J400K-S153B、J400K-S154B、J400K-S155B、J400K-S156B、J400K-S157B；
